Rating:
Information injection-pump assembly
ZEXEL
106662-4020
1066624020
YANMAR
12665251860
12665251860
Service parts 106662-4020 INJECTION-PUMP ASSEMBLY:
1.
_
5.
AUTOM. ADVANCE MECHANIS
6.
COUPLING PLATE
7.
COUPLING PLATE
8.
_
9.
_
10.
NOZZLE AND HOLDER ASSY
11.
Nozzle and Holder
12.
Open Pre:MPa(Kqf/cm2)
13.
NOZZLE-HOLDER
14.
NOZZLE
15.
NOZZLE SET
Include in #1:
106662-4020
as INJECTION-PUMP ASSEMBLY
Cross reference number
ZEXEL
106662-4020
1066624020
YANMAR
12665251860
12665251860
Zexel num
Bosch num
Firm num
Name
Calibration Data:
Adjustment conditions
Test oil
1404 Test oil ISO4113 or {SAEJ967d}
1404 Test oil ISO4113 or {SAEJ967d}
Test oil temperature
degC
40
40
45
Nozzle and nozzle holder
105780-8140
Bosch type code
EF8511/9A
Nozzle
105780-0000
Bosch type code
DN12SD12T
Nozzle holder
105780-2080
Bosch type code
EF8511/9
Opening pressure
MPa
17.2
Opening pressure
kgf/cm2
175
Injection pipe
Outer diameter - inner diameter - length (mm) mm 8-3-600
Outer diameter - inner diameter - length (mm) mm 8-3-600
Overflow valve
132424-0620
Overflow valve opening pressure
kPa
157
123
191
Overflow valve opening pressure
kgf/cm2
1.6
1.25
1.95
Tester oil delivery pressure
kPa
157
157
157
Tester oil delivery pressure
kgf/cm2
1.6
1.6
1.6
Direction of rotation (viewed from drive side)
Right R
Right R
Injection timing adjustment
Direction of rotation (viewed from drive side)
Right R
Right R
Injection order
1-4-2-6-
3-5
Pre-stroke
mm
3.3
3.25
3.35
Beginning of injection position
Drive side NO.1
Drive side NO.1
Difference between angles 1
Cal 1-4 deg. 60 59.5 60.5
Cal 1-4 deg. 60 59.5 60.5
Difference between angles 2
Cyl.1-2 deg. 120 119.5 120.5
Cyl.1-2 deg. 120 119.5 120.5
Difference between angles 3
Cal 1-6 deg. 180 179.5 180.5
Cal 1-6 deg. 180 179.5 180.5
Difference between angles 4
Cal 1-3 deg. 240 239.5 240.5
Cal 1-3 deg. 240 239.5 240.5
Difference between angles 5
Cal 1-5 deg. 300 299.5 300.5
Cal 1-5 deg. 300 299.5 300.5
Injection quantity adjustment
Adjusting point
A
Rack position
9.5
Pump speed
r/min
900
900
900
Each cylinder's injection qty
mm3/st.
143.3
140.8
145.8
Basic
*
Fixing the rack
*
Injection quantity adjustment_02
Adjusting point
B
Rack position
5.5+-0.5
Pump speed
r/min
250
250
250
Each cylinder's injection qty
mm3/st.
19.4
17.9
20.9
Fixing the rack
*
Test data Ex:
Governor adjustment
N:Pump speed
R:Rack position (mm)
(1)Target notch: K
(2)Idle sub spring setting: L1.
(3)Set idle using the main spring. Operate the solenoid and confirm that it returns at rack position R = R1 or less.
----------
K=10 L1=5.5mm R1=7.4mm
----------
----------
K=10 L1=5.5mm R1=7.4mm
----------
Speed control lever angle
I:Idle
(1)Set the pump speed at aa
(2)Set the pump speed at bb.
(3)Stopper bolt setting
----------
aa=750r/min bb=900r/min
----------
a=50deg+-5deg b=30deg+-5deg c=24deg+-5deg
----------
aa=750r/min bb=900r/min
----------
a=50deg+-5deg b=30deg+-5deg c=24deg+-5deg